Kreiner, Jerzy M. “International Conference on the ‘History of World Calendars and Calendar Making’ (South Korea, Nov. 29 – Dec. 2, 2016)”. Studia Historiae Scientiarum 16 (December 18, 2017): 455–462. Accessed May 4, 2024. https://ojs.ejournals.eu/SHS/article/view/SHS.17.019.7720.